Sparco twin steering wheel buttons can be used for a variety of applications, such as horn, datalogging equipment, drinks systems or even quickshifters etc. The switches themselves are momentary contact, and are available in a single or as here a double switch combination. Mounted on a black anodised alloy support. As well as Sparco steering wheels, they will also fit OMP and Momo wheels with a 6 bolt 70mm PCD mounting.